21184454

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{3539}}^1$

素因数の和:3655

約数の個数: 16

約数和(自身を含む): 33006960

約数和(自身を除く): 11822506

約数列:

[1, 2, 41, 73, 82, 146, 2993, 3539, 5986, 7078, 145099, 258347, 290198, 516694, 10592227, 21184454]

約数ペア:

[(1, 21184454), (2, 10592227), (41, 516694), (73, 290198), (82, 258347), (146, 145099), (2993, 7078), (3539, 5986)]